Base | Representation |
---|---|
bin | 101100101010011110011… |
… | …1110101011011111111111 |
3 | 210201211121210200021012222 |
4 | 1121110330332223133333 |
5 | 1301033203010030142 |
6 | 21020000302115555 |
7 | 1202331346250654 |
oct | 131247476533777 |
9 | 23654553607188 |
10 | 6138531330047 |
11 | 1a573779a5076 |
12 | 83183187bbbb |
13 | 356b2687bccc |
14 | 17316c351c2b |
15 | a9a25c9cbd2 |
hex | 5953cfab7ff |
6138531330047 has 4 divisors (see below), whose sum is σ = 6138553432056. Its totient is φ = 6138509228040.
The previous prime is 6138531330007. The next prime is 6138531330067. The reversal of 6138531330047 is 7400331358316.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 6138531330047 - 236 = 6069811853311 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6138531330007) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10629029 + ... + 11191662.
It is an arithmetic number, because the mean of its divisors is an integer number (1534638358014).
Almost surely, 26138531330047 is an apocalyptic number.
6138531330047 is a deficient number, since it is larger than the sum of its proper divisors (22102009).
6138531330047 is a wasteful number, since it uses less digits than its factorization.
6138531330047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22102008.
The product of its (nonzero) digits is 544320, while the sum is 44.
The spelling of 6138531330047 in words is "six trillion, one hundred thirty-eight billion, five hundred thirty-one million, three hundred thirty thousand, forty-seven".
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